EP0078662B1 - Dispositif d'ouverture et de fermeture automatique de porte - Google Patents

Dispositif d'ouverture et de fermeture automatique de porte Download PDF

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Publication number
EP0078662B1
EP0078662B1 EP82305711A EP82305711A EP0078662B1 EP 0078662 B1 EP0078662 B1 EP 0078662B1 EP 82305711 A EP82305711 A EP 82305711A EP 82305711 A EP82305711 A EP 82305711A EP 0078662 B1 EP0078662 B1 EP 0078662B1
Authority
EP
European Patent Office
Prior art keywords
door
latch
door opening
unit
closing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
EP82305711A
Other languages
German (de)
English (en)
Other versions
EP0078662A2 (fr
EP0078662A3 (en
Inventor
Masaichi Moriya
Tatsuyuki Takaishi
Haruo Mochida
Yoshimitsu Takeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nissan Motor Co Ltd
Mitsui Kinzoku ACT Corp
Original Assignee
Ohi Seisakusho Co Ltd
Nissan Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ohi Seisakusho Co Ltd, Nissan Motor Co Ltd filed Critical Ohi Seisakusho Co Ltd
Publication of EP0078662A2 publication Critical patent/EP0078662A2/fr
Publication of EP0078662A3 publication Critical patent/EP0078662A3/en
Application granted granted Critical
Publication of EP0078662B1 publication Critical patent/EP0078662B1/fr
Expired legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/12—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators
    • E05B81/20—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators for assisting final closing or for initiating opening
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • E05F15/63—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by swinging arms
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/12—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators
    • E05B81/20—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators for assisting final closing or for initiating opening
    • E05B81/21—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators for assisting final closing or for initiating opening with means preventing or detecting pinching of objects or body parts
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/214—Disengaging means
    • E05Y2201/216—Clutches
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/23—Actuation thereof
    • E05Y2201/246—Actuation thereof by auxiliary motors, magnets, springs or weights
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/43—Motors
    • E05Y2201/434—Electromotors; Details thereof
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/46—Magnets
    • E05Y2201/462—Electromagnets
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2600/00—Mounting or coupling arrangements for elements provided for in this subclass
    • E05Y2600/40—Mounting location; Visibility of the elements
    • E05Y2600/46—Mounting location; Visibility of the elements in or on the wing
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Type of wing
    • E05Y2900/531—Doors

Definitions

  • This invention relates to a device for automatically opening and closing the doors of automobiles and other vehicles.
  • Such a device is known, see GB-A-1,077,146, comprising a door opening and closing unit which can open and close a door by pulling and pushing an end of a push rod, whose other end is pivoted to a part of an automobile body slightly outside the pivot shafts of door hinges, in a substantially axial direction by means of a drive means disposed on the door.
  • the door has to be handled close to its hinges and, immediately before completely closing the door, the reaction force from the weather strips, lock resistance, air resistance, hinge resistance and so on act on the door, thereby making it necessary, for the purpose of securely closing the door, to forcibly close the door to utilize the inertia of the door or to increase the force effective in closing the door through the use of a powerful motor or a higher gear ratio.
  • a spring-loaded lost-motion connection is required between the member for transmitting pivoting movement to the lid and the lid itself.
  • the driving means of the main closing unit must overcome not only the forces required to actuate the auxiliary closure unit, but also the force of the spring acting between the primary closing unit and the lid itself.
  • this object is achieved in a device of the kind initially referred to above, which is characterised in that said device further comprises an auxiliary door closure unit which can actively rotate a latch of a door lock main body provided on the door from a half-latch position in which the latch is barely engaged with a striker fixed on a corresponding part of the automobile body to a full-latch position in which the latch is completely engaged with the striker and keeps the door in a a completely closed state, said auxiliary door closure unit comprising a speed reduction unit which is connected to a drive means, and a rotary lever which can rotate the latch from the half-latch position to the full-latch position, in co-operation with a cam integrally fixed to the latch by way of a latch shaft, only when it is rotated in a predetermined direction in co-operation with a crank arm of the speed reduction unit, the arrangement being such that the door closure is carried out by the door opening and closing unit when the door is located between a fully opened position and half-latch position and
  • the device for opening and closing a door is comprised of a door opening and closing unit A and an auxiliary door closure unit B which are disposed within a rear door 1 of an automobile.
  • the door opening and closing unit A is for opening and closing the door from the side of a door hinge 2 while the auxiliary door closure unit B is for closing the door into a fully latched state from the side of a door lock 3 provided on a free end of the door 1 upon closure of the door 1 to its half latched state.
  • Numeral 4 denotes an electric motor which is secured to an inner panal 1a of the door 1 and serves as a common drive means for both the door opening and closing unit A and the auxiliary door closure unit B.
  • a gear box 5 from which a first output shaft 6 for driving the door opening and closing unit A, a second output shaft 7 for driving the auxiliary door closure unit B and a third output shaft 8 for other purposes project.
  • the first output shaft 6 is always drivingly connected to a rotary shaft 4a of the motor 4 by way of a first gear 9 fixed to the rotary shaft 4a of the motor 4, and idle gear 10 meshed with the first gear 9 and a second gear 11 which is mounted on the idle gear 10 and, at the same time, engaged with the first output shaft 6 for integral motion therewith.
  • the second output shaft 7 is connected to the rotary shaft 4a by way of the first gear 9, the idle gear 10 and the second gear 11 common to the first output shaft 6, and additionally an electromagnetic clutch 12 which can connect and disconnect the connection between the rotary shaft 4a and the second output shaft 7 by its magnetization and demagnetization, respectively.
  • This electromagnetic clutch 12 is comprised of a movable disc 13 which is rotatably fitted onto the second output shaft 7 and can slide axially relative to the second gear 11 but can not rotate relative to same, a rotary disc 14 which is fixed to the second output shaft 7 opposite to the movable disc 13 and a solenoid 15 which is fixed around the second output shaft 7 within the gear box 5, and, only when this solenoid is energized, the movable disc 13 and the rotary disc 14 are magnetized and the second gear 11 and the second output shaft 7 are drivingly connected to one another.
  • the third output shaft 8 is connected to the rotary shaft 4a by way of the first gear 9, a third gear 16 meshing with the first gear 9 and an electromagnetic clutch 17 of a similar construction as the previously mentioned electromagnetic clutch 12.
  • the third output shaft 8 is for driving a device other than those belonging to the present invention, such as a locking and unlocking knob, and its further description is omitted here as it is not directly related to the present invention.
  • the first output shaft 6 is connected to a worm gear shaft 20 in a speed reduction unit 19 having a clutch by way of a connection cable 18 which is flexible and slightly twistable.
  • the speed reduction unit 19 is comprised, in addition to the worm gear shaft 20 having a worm gear 20a, of a worm gear wheel 21 meshed with the worm gear 20a, an output shaft 22 rotatably penetrating through the center of the worm gear wheel 21, an output gear 23 fixed to an end of the output shaft 22 projecting from the speed reduction unit 19 and an electromagnetic clutch 24 for connecting and disconnecting the connection between the worm gear wheel 21 and the output shaft 22.
  • the electromagnetic clutch 24 is comprised of a rotary disc 25 which is integrally fixed to the worm gear wheel 21, a movable disc 26 which is fixed to the rotary shaft 22 at its center, opposite to the rotary disc 25, and, a fixed solenoid 27 surrounding the output shaft 22, and, when this solenoid 27 is energized, both the rotary disc 25 and the moveable disc 26 are magnetized and the worm gear wheel 21 and the output shaft 22 become mutually engaged.
  • the rotary disc 25 and the moveable disc 26 become mutually disengaged and the worm gear wheel 21 and the output shaft 22 become disconnected.
  • the gap between the rotary disc 25 and the moveable disc 26 at this moment may be invisibly small and, in this embodiment, this gap is formed by the axial play of the output shaft 22.
  • Numeral 28 denotes a sector gear which is pivoted on the inner panel 1a with a substantially horizontally extending shaft 29 and it lower fringe have a series of teeth 28a in an arcuate disposition for meshing with the output gear 23 of the speed reduction unit 19.
  • a piece 31 protruding toward the automobile cabin by means of a shaft 30 extending substantially vertically.
  • This piece 31 is wrapped around the lower end of the shaft 30 and is biased by a coil spring 32 which is engaged with the piece 31 at its one end and with the sector gear 28 at its other end in such a manner that the piece normally protrudes toward the cabin but its free end may be rotated forwardly when necessary (Refer to Fig. 9).
  • a vertically extending arm 34 is pivoted on the shaft 29 closer to the cabin than the sector gear 28.
  • the intermediate portion of this arm 34 is rotatable to a certain extent between the piece 31 and the pin 33 and is normally in contact with the pin 33 under the biasing force of the coil spring 35.
  • the coil spring 35 is wound around the shaft 29 and is engaged with the rear end of the arm 34 at its one end and with the front end of the sector gear 28 at its other end so as to bias the sector gear 28 always clockwise in the sense of Fig. 1.
  • a push rod 37 extending horizontally along the fore and aft direction of the automobile is pivoted to the upper end of the arm 34 with a shaft 36 extending substantially perpendicularly to the door.
  • the intermediate portion of the push r ⁇ d 37 penetrates through a window hole 38 provided in the front end plate 1 b of the door 1 and the front end of the push rod 37 is pivoted to a bracket 40 fixed to the center pillar 39 of the automobile body slightly outside of the pivot shaft 2a of the door hinge 2 by means of a vertically extending shaft 41.
  • the door opening and closing unit A is thus formed from a series of the component parts, i.e., the motor 4, the first output shaft 6 of the gear box 5, the connection cable 18, the speed reduction unit 19, the sector gear 28, the arm 34 and the push rod 37.
  • the door may be opened, with the electromagnetic clutch 24 of the speed reduction unit 19 magnetized, by rotating the output shaft 4a of the motor 4 in the predetermined normal direction thereby rotating the sector gear 28 counter-clockwise in Fig. 1, rotating the arm 34 with the protruding piece 31 counter-clockwise, and pushing the push rod 37 forwardly relative to the door 1.
  • Numeral 42 denotes a limit switch for detecting the completely open state of the door 1 and is, in this embodiment, fixed to the inner panel 1a so that it may be activated by coming into contact with an appropriate part of the arm 34 when the arm 34 has reached the position corresponding to the completely opened state of the door 1.
  • auxiliary door closure unit B is described in detail in the following.
  • This auxiliary door closure unit B is comprised of a series of elements, as will be described hereinafter, including the motor 4, the second output shaft 7 and the door lock 3.
  • the second output shaft 7 is connected to a worm gear shaft 45 of a speed reduction unit 44 having a switch device shown in Figs. 1 and 5 by way of a connecting cable 43 similar to the previously mentioned connecting cable 18.
  • the speed reduction unit 44 is comprised of a worm gear wheel 46 meshing with the worm gear 45a, an output shaft 47 fixed to the central part of the worm gear wheel 46 and protruding from one of the broad sides of the speed reduction unit 44 and a switch device 48.
  • the switch device 48 is comprised of a circular base plate 49, a substantially circular conductor plate 50 fixed to the central part of the outer end surface of the base plate 49 and provided with a notch 50a shaped as a sector, another conductor plate 51 shaped as a sector and arranged in such a manner as to fit into the notch 50a with a certain gap therebetween, and a pair of brushes 52, 53. Both the brushes 52, 53 are simultaneous in contact with the conductor plate 51 over a certain range of the angle of the base plate 49 and, otherwise, only the brush 52 closer to the output shaft 47 is in contact with the conductor plate 5. More detailed description of the electrical connections of these members will be given later.
  • crank arm 54 To the protruding end of the output shaft 47 protruding sideways from the speed reduction unit 44 is fixed a crank arm 54 and an end of a connecting rod 55 is pivoted to the free end of this crank arm 54.
  • the relative positions of the crank arm 54 and the conductor plates 50, .51 are selected in such a manner that the crank arm 54 reaches it top dead center as shown in Fig. 1 when the conductor plate 51 comes in contact with both the brushes 52, 53.
  • the other end of the connecting rod 55 is pivoted to the lower end of a bell crank 58 pivoted to a base plate 57 of a door lock main body 56.
  • the door lock 3 is designed to hold the door 1 in the closed state by means of the engagement between a striker 60 fixed to a side rear frame 59 of the automobile body and a latch 61 of the door lock main body 56 mounted on the door 1 and is in most part built same'as conventional known ones. Therefore, in the following description, only where it differs from such conventional ones is described in detail.
  • the upper end of the connecting rod 62 is pivoted, with a pin 65, to the free end of a rotary lever 64 which is in turn pivoted to the shaft 63 of the latch 61 at its base end.
  • a protruding piece 64a protruding rearwardly.
  • Numeral 66 denotes a cam which is fitted onto the shaft 63 so as not to be relatively rotatable and is made to be integrally rotatable with the latch 61 by way of the shaft 63.
  • the outer periphery of this cam 66 is comprised of a first arcuate cam surface 66a protruding slightlyfrom the general contour of the periphery, a second arcuate cam surface 66b protruding further out than the first cam surface 66a and a shoulder 66c connecting from the second cam surface 66b.
  • the shoulder 66c engages with the protruding piece 64a of the rotary lever 64 only when the rotary lever 64 has rotated counter-clockwise in Fig. 6 and, according to the rotation of the rotary lever 64, rotates the latch 61 from a half-latch position in which the latch is barely engaged with the stroker 60 and the full-latched position in which the latch is completely engaged with the striker 60 and holds the door in the completely closed state by engaging with a pawl which is not shown in the drawings.
  • the first cam surface 66a is positioned in such a manner that the latch 61 comes into contact with a limit switch 67 fixed to the base plate 57 of the door lock main body 56 to activate it when the door 1 has closed to the half-latch position in which the striker 60 is barely engaged with the latch 61 and the latch 61 has been rotated slightly counter-clockwise from the door open position, such as the one shown in Fig. 6, due to slight impact on the latch 61 upon its collision with the striker 60.
  • the second cam surface 66b is positioned in such a mannerthatthe latch 61 comes into contact with a limit switch 68 fixed to the base plate 57 to activate it when the latch 61 has reached an intermediate position between the half-latch position and the full-latch position.
  • the auxiliary door closure unit B can close the door 1 completely when the rotary shaft 4a of the motor 4 is rotated in the reverse (or normal) direction to rotate the crank arm 54 one revolution along with the electromagnetic clutch 12 in the gear box 5, rotating the rotary lever 64 counter-clockwise in Fig. 6 during the first half revolution of the crank arm 54, thereby rotating the latch 61 at the half-latch position actively into the full-latch position.
  • the rotary lever 64 rotates back clockwise to return to the position shown in Fig. 6.
  • the shoulder 66c merely moves away from the protruding piece 64a and does not follow the motions of the cam 66 and the latch 61, leaving the latch 61 in engagement with the pawl which is not shown in the drawings.
  • the device according to this invention further has the following structure.
  • a base plate 69 is fixed to the inner panel 1a a in the vicinity of the sector gear 28 within the door opening and closing unit A and a release lever 71 is pivoted to this base plate 69 with a shaft 70.
  • the release lever 71 is provided with an arm 71 a which is engageable with the upper end of the protruding piece 31 pivoted to the sector gear 28 and normally remains stationary in the position shown in Fig. 1 with its lower end in engagement with the stopper 69a underthe spring force of a coil spring 72.
  • the coil spring 72 wound around the shaft 70 is engaged with the stopper 69a at its one end and with the lower front end of the release lever 71 at its other end, biasing the release lever 71 counter-clockwise in Fig. 1.
  • a flexible inner cable 74 such as a wire, penetrating through a flexible outer case 73.
  • the other end of the inner cable 74 is fixed to the free end of a release lever 75 in the door lock main body 56 and connects the release lever 71 with the release lever 75.
  • An end of the outer case 73 is fixed to the inner panel 1a in the vicinity of the lower end of the release lever 71 while the other end of the outer case is fixed to the inner pane) 1a in the vicinity of the free end of the release lever 75, to guide the inner cable 74 therethrough.
  • the release lever75 has the same function asthe one employed in conventional door locks and can release the engagement between the latch 61 and the striker 60 by rotating in an appropriate direction under the tension from the inner cable and removing the pawl, which is not shown in the drawings but catches the latch 61 in the full-latch position, away from the latch 61.
  • the door lock 3 may be released, as the door is to be opened from the closed state by the door opening and closing unit A and the sector gear 28 is about to be rotated counter-clockwise in Fig. 1, with the arm 71a of the release lever71 pushed upwards by the protruding piece 31 to rotate the release lever 71 clockwise and the release lever 75 rotated in the lock releasing direction pulled by the inner cable 74.
  • a compression coil spring 76 may be wound around the inner cable 74 between the release lever 75 and the other end of the outer case 73, as shown in Fig. 1.
  • Fig. 10 shows the electric connections of the present embodiment of the invention.
  • Numerals 77 to 81 denote main switches that are incorporated in a single switch device so that they may be switched over between a door open side and a door close side, in synchronization.
  • the electromagnetic clutch 24 becomes magnetized due to the electric current flowing therethrough by virtue of a closed circuit formed through a positive power source (+), the main switch 78, the limit switch 42 (which is closed), electromagnetic clutch 24, the switch 81, the main switch 77, and a negative power source (-).
  • the limit switch 67 is in the activated state as the door 1 is located in a position between the half-latch position and the full-latch position and is switched over to the side of the electromagnetic clutch 12 which is demagnetized since the main switch 80 is open.
  • the motor 4 becomes energized as electric current flows through the path connecting the positive power source (+), the main switch 78, the limit switch 42, the motor 4, the main switch 77 and the negative power source (-).
  • the release lever 71 is rotated by the protruding piece 31 of the sector gear 28 to release the door lock 3 and the subsequent rotation of the sector gear 28 causes the push rod 37 to be pushed out by way of the arm 34, to open the door 1.
  • the limit switch 42 is activated into the open state thereby demagnetizing the electromagnetic clutch 24 and stopping the motor 4 with the result that the door 1 remains open.
  • Closing the door 1 may be simply effected by switching over the main switches 77 to 81 to the door close side.
  • limit switch 67 is switched over to the electromagnetic clutch 24 side when the door 1 has opened beyond the half-latch position.
  • the electromagnetic clutch 24 is magnetized with the electric current flowing therethrough by virtue of the closed circuit formed along the line connecting the positive power source (+), the main switch 78, the main switch 79, the limit switch 67, the electromagnetic clutch 24, the limit switch 68 (which is closed), the main switch 77 and the negative power source (-), and the motor 4 rotates in the reverse direction with the polarity of the connections of the terminals of the motor being reversed relative to those in the above-described door opening operation.
  • the limit switch 67 is activated and switched over to the side of the electromagnetic clutch 12, thereby demagnetizing the electromagnetic clutch 12.
  • crank arm 54 begins moving, rotating the latch 61 to the full-latch position.
  • the base plate 49 of the switch device 48 begins rotating causing the brush 52 to come into contact with the conductor plate 50 and the brush 53 to move away from the conductor plate 51, rendering it contactless.
  • the limit switch 68 is activated and switched over to the side of the switch device 48.
  • the present invention provides both the door opening and closing unit A and the auxiliary door closure unit B, and this is meaningful in assuring the complete closure of the door from the side of the door lock which is farthest away from the door hinge without requiring any unduly great force when the door is located in the range between the half-latch position or when the door is most difficult to be closed due to weather strip reaction force, lock resistance and so forth.
  • the present invention it is not necessary any more to forcibly close a door, as has been customarily necessary when completely closing an automobile door of a conventional structure, thus reducing the magnitude of impact to the door and the automobile body and avoiding any deformation in the center pillar and the door by virtue of the elimination of any unduly great force which may act on the center pillar and the door. Also, there is very little risk of injuring a passenger by catching part of his body between the door and the automobile body.
  • the drive means for both the door opening and closing unit A and the auxiliary door closure unit B was described as consisting of a common electric motor, but it is equally possible to use two separate electric motors instead of one.

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  • Lock And Its Accessories (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Claims (5)

1. Dispositif automatique d'ouverture et de fermeture de porte pour des automobiles ou l'analogue, comprenant:
Un groupe d'ouverture et de fermeture de porte (A) qui peut ouvrir et fermer une porte en tirant et en poussant une extrémité d'une bielle de pôussée (37), dont l'autre extrémité est articulée sur une partie (39) de la carrosserie d'une automobile, légèrement à l'extérieur des pivots (2a) des charnières de porte (2), dans une direction sensiblement axiale par l'intermédiaire d'un moyen d'entraînement (4) disposé sur la porte, caractérisé en ce que:
ce dispositif comporte en outre un groupe auxiliaire de fermeture de porte (B) qui peut faire tourner un pêne (61) d'un corps principal de serrure de porte (56) monté sur la porte depuis une position à demi-verrouillée dans laquelle le pêne (61) coopère à peine avec une gâche (60) fixée sur une partie correspondant de la carrosserie de l'automobile jusqu'à une position complètement verrouillée dans laquelle le pêne (61) coopère à fond avec la gâche et maintient la porte à l'état complètement fermé, ce groupe auxiliaire de fermeture de porte (B) comprenant un réducteur de vitesse (44) qui est relié à un moyen d'entraînement (4), et un levier tournant (64) qui peut faire tourner le pêne (61) depuis la position à demi-verrouillée jusqu'à la position complètementver- rouillée, en coopération avec une came (66c) solidarisée du pêne (61) par l'intermédiaire d'un arbre de pêne (63), seulement lors-qu'il est tourné dans une direction prédéterminée en coopération avec un bras de manivelle (54) du réducteur de vitesse, l'agencement étanttel que la fermeture de la porte est effectuée par le groupe d'ouverture et de fermeture de porte lorsque la porte est située entre une position complètement ouverte et une position à demi-verrouillée, et principalement par le groupe auxiliaire de fermeture de porte lorsque la porte est située entre la position à demi-verrouillée et la position complètement fermée; et en ce que:
il est prévu un moyen (71-75) pour dégager le pêne (61) de la position complètement verrouillée dans une phase initiale de l'opération d'ouverture de porte de l'unité d'ouverture et de fermeture de porte (A).
2. Dispositif automatique d'ouverture et de fermeture de porte selon la revendication 1, caractérisé en ce que le moyen d'entraînement (4) du groupe d'ouverture et de fermeture et le moyen d'entraînement (4) pour le groupe auxiliaire de fermeture de porte sont constitués par un moteur électrique commun (4).
3. Dispositif automatique d'ouverture et de fermeture de porte selon la revendication 1, caractérisé en ce que le moyen d'entraînement du groupe d'ouverture et de fermeture de porte et le moyen d'entraînement du groupe auxiliaire de fermeture de porte sont constitués par deux moteurs électriques séparés.
4. Dispositif automatique d'ouverture et de fermeture de porte selon la revendication 1 ou 2, caractérisé en ce que le groupe d'ouverture et de fermeture de porte (A) comporte un réducteur de vitesse (19) comprenant un embrayage électromagnétique (24) et relié au moyen d'entraînement (4), un secteur denté (28) relié au réducteur de vitesse (19) et articulé par sa partie centrale sur la porte (1a) et un bras tournant (34) articulé sur la porte à l'une de ses extrémités, relié au secteur denté (28) dans une partie intermédiaire et articulé à l'une des extrémités de la bielle de poussée (77) à son autre extrémité de sorte que cette extrémité de la bielle de poussée (37) peut être déplacée pratiquement selon son axe longitudinal en fonction de la rotation du secteur denté (28).
5. Dispositif automatique d'ouverture et de fermeture de porte selon la revendication 4, caractérisé en ce que les moyens (71-75) pour dégager le pêne (61) de sa position complètement verrouillée comporte un levier (71) qui peut tourner en fonction du mouvement du secteur denté (28), un câble (74) qui peut transmettre le déplacement du levier (71) au corps principal de serrure de porte, et un autre levier (75) qui libère un cliquet, lequel maintient le pêne (61) dans la position complètement verrouillée dès que le pêne (61) s'est engagé à fond avec la gâche (60) sous l'action de la traction du câble (74).
EP82305711A 1981-10-29 1982-10-27 Dispositif d'ouverture et de fermeture automatique de porte Expired EP0078662B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56172152A JPS5876669A (ja) 1981-10-29 1981-10-29 自動車等における自動扉開閉装置
JP172152/81 1981-10-29

Publications (3)

Publication Number Publication Date
EP0078662A2 EP0078662A2 (fr) 1983-05-11
EP0078662A3 EP0078662A3 (en) 1984-08-15
EP0078662B1 true EP0078662B1 (fr) 1987-05-20

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EP82305711A Expired EP0078662B1 (fr) 1981-10-29 1982-10-27 Dispositif d'ouverture et de fermeture automatique de porte

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US (1) US4530185A (fr)
EP (1) EP0078662B1 (fr)
JP (1) JPS5876669A (fr)
DE (1) DE3276382D1 (fr)

Families Citing this family (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3538837A1 (de) * 1984-11-02 1986-05-07 Ohi Seisakusho Co., Ltd., Yokohama, Kanagawa Oeffnungs- und schliessmechanismus fuer eine schiebetuer
US4644693A (en) * 1985-08-20 1987-02-24 Wang Hong J Electric device for opening or shutting automative doors
US4842313A (en) * 1987-11-12 1989-06-27 Masco Industries, Inc. Automatic vehicle striker powered by a unidirectional motor
US4775178A (en) * 1987-09-25 1988-10-04 Maxaxam Corporation Final closing device for closure member on a vehicle
WO1989002964A1 (fr) * 1987-09-25 1989-04-06 Masco Industries, Inc. Dispositif de fermeture finale pour organe de fermeture
JPH07116878B2 (ja) * 1987-10-08 1995-12-18 株式会社大井製作所 自動車用ドアの半自動開扉装置
JPH0247377U (fr) * 1988-09-27 1990-03-30
IT1224956B (it) * 1988-10-24 1990-10-29 Arte Srl L Dispositivo eletromeccanico a comando computerizzato e metodo per la attuazione ed il controllo automatici della apertura e della chiusura portiere di un'autovettura
US5004280A (en) * 1989-03-03 1991-04-02 Itt Corporation Variable power drive for sliding door
JP2505445Y2 (ja) * 1990-02-23 1996-07-31 株式会社大井製作所 ドアロックのハ―フラッチ及びフルラッチ検知装置
US5189839A (en) * 1990-03-22 1993-03-02 Masco Industries, Inc. Control apparatus for powered vehicle door systems
US5216838A (en) * 1990-03-22 1993-06-08 Masco Industries, Inc. Control apparatus for powered vehicle door systems
US4984385A (en) * 1990-03-22 1991-01-15 Masco Industries, Inc. Powered closing assist mechanism for vehicle doors or lid members
US5025591A (en) * 1990-03-22 1991-06-25 Masco Industries, Inc. Varying radius helical cable spool for powered vehicle door systems
US5062241A (en) * 1990-03-22 1991-11-05 Masco Industries, Inc. Varying radius helical cable spool for powered vehicle door systems
US5069000A (en) * 1990-03-22 1991-12-03 Masco Industries, Inc. Reversing apparatus for powered vehicle door systems
US5140316A (en) * 1990-03-22 1992-08-18 Masco Industries, Inc. Control apparatus for powered vehicle door systems
US5239779A (en) * 1990-03-22 1993-08-31 Masco Industries, Inc. Control apparatus for powered vehicle door systems
US5002331A (en) * 1990-06-08 1991-03-26 Prince Corporation Pedal actuated vehicle door closer
DE4107270C2 (de) * 1991-03-07 1996-04-18 Bayerische Motoren Werke Ag Betätigungsvorrichtung für ein Fahrzeug-Ausstellfenster
DE4107272C2 (de) * 1991-03-07 1996-04-18 Bayerische Motoren Werke Ag Motorisch betätigtes Fahrzeugfenster
JP2722895B2 (ja) * 1991-10-22 1998-03-09 日産自動車株式会社 自動車用ドアの開閉装置
JP2768084B2 (ja) * 1991-10-22 1998-06-25 日産自動車株式会社 自動車用ドアの開閉装置
FR2716919A1 (fr) * 1994-03-04 1995-09-08 Hobbycar Sa Ensemble pour la fermeture d'une portière de véhicule automobile.
JP3182294B2 (ja) * 1994-05-11 2001-07-03 アスモ株式会社 移動体の位置検出装置
US5906071A (en) * 1995-07-12 1999-05-25 Itt Automotive Electrical Systems, Inc. Rear-center-mounted power door actuator
US5708338A (en) * 1995-11-03 1998-01-13 Ford Motor Company System and method for controlling vehicle sliding door
US5787636A (en) * 1995-12-20 1998-08-04 Itt Automotive Electrical Systems, Inc. Power drive for a movable closure with ball nut driven flexible cable
US5644869A (en) * 1995-12-20 1997-07-08 Itt Automotive Electrical Systems, Inc. Power drive for a movable closure with ball nut drive screw
WO1997022771A1 (fr) * 1995-12-20 1997-06-26 Itt Automotive Electrical Systems, Inc. Percuteur mecanique a cycle d'impact par inertie
JP3007838B2 (ja) * 1996-03-01 2000-02-07 アスモ株式会社 移動体の位置検出装置および車両ドア
US5755468A (en) * 1996-05-03 1998-05-26 Itt Automotive Electrical Systems, Inc. Power striker with over-ride capabilities
DE19711563A1 (de) * 1997-03-20 1998-09-24 Bosch Gmbh Robert Schaltungsanordnung zur Steuerung eines elektrisch betätigten Kraftfahrzeug-Türschlosses o. dgl.
JP2001049924A (ja) * 1999-08-09 2001-02-20 Aisin Seiki Co Ltd ドアクローザ装置
JP2000160935A (ja) * 1998-11-30 2000-06-13 Aisin Seiki Co Ltd ドア制御装置
ATE299619T1 (de) 1998-12-03 2005-07-15 Atoma Int Corp Hilfsantrieb mit einer elektromagnetischen kupplungseinheit
US6848727B1 (en) 1999-02-18 2005-02-01 Atoma International Corp Power door latch assembly
WO2000049252A1 (fr) * 1999-02-18 2000-08-24 Atoma International Corp. Ensemble serrure de porte mecanique
US6276743B1 (en) * 1999-06-29 2001-08-21 Daimlerchrysler Corporation Latching mechanism for a motor vehicle door
WO2001005639A2 (fr) * 1999-07-08 2001-01-25 Aai Corporation Porte coulissante de voiture a voyageurs avec seuil de quai sureleve
DE10047946A1 (de) * 1999-09-30 2001-04-19 Siemens Automotive Corp Lp Einzelantriebssystem für ein Fahrzeugschließelement
GB0009792D0 (en) 2000-04-25 2000-06-07 Meritor Light Vehicle Sys Ltd Vehicle door drive system
AU2002347142A1 (en) * 2001-11-29 2003-06-10 Intier Automotive Closures Inc. Drive assembly for a power closure panel
US20040000823A1 (en) * 2002-06-27 2004-01-01 Gary Patridge Actuator device
US20060151231A1 (en) * 2002-08-23 2006-07-13 Thomas Bucksch Motor vehicle comprising a device for controlling the shifting movement of a closure element
US7325361B2 (en) * 2003-03-19 2008-02-05 Delphi Technologies, Inc. Apparatus and method for providing a modular sliding door mechanism
US7243461B2 (en) * 2003-03-19 2007-07-17 Rogers Jr Lloyd W Hinge mechanism for a sliding door
DE20307885U1 (de) * 2003-05-21 2003-07-31 Kiekert Ag Kombinierte Antriebseinheit für wenigstens ein Aggregat und ein Türschloss
DE10324323A1 (de) * 2003-05-27 2004-12-16 Valeo Sicherheitssysteme Gmbh Antriebsvorrichtung zum Verschieben der Schiebetür eines Kraftfahrzeuges
DE10324322A1 (de) * 2003-05-27 2004-12-16 Valeo Sicherheitssysteme Gmbh Antrieb zum automatischen Betätigen von Fahrzeugtüren und Fahrzeugklappen
US9523231B2 (en) 2003-11-10 2016-12-20 Strattec Power Access Llc Attachment assembly and drive unit having same
US7422094B2 (en) * 2003-11-28 2008-09-09 Mitsu Mining & Smelting Co. Ltd. Clutch mechanism for power device
JP2005206035A (ja) * 2004-01-22 2005-08-04 Mitsuba Corp 車両用自動開閉装置
DE202004006518U1 (de) * 2004-04-24 2004-06-24 Edscha Ag Vorrichtung zum Antreiben einer Kraftwagentür
US7429073B2 (en) * 2004-05-10 2008-09-30 Mitsui Mining & Smelting Co., Ltd. Door operating apparatus, electromagnetic clutch, and coupling mechanism
KR100568115B1 (ko) * 2004-06-30 2006-04-05 삼성전자주식회사 점진적 머지 방법 및 그것을 이용한 메모리 시스템
DE102004061689A1 (de) * 2004-12-22 2006-07-06 Daimlerchrysler Ag Fahrzeugtür mit Ausstiegshilfe
EP1713160B1 (fr) * 2005-04-11 2020-06-17 Delphi Technologies, Inc. Dispositif d'entraînement pour une porte de véhicule motorisée pourvu d'un détecteur de mouvement
DE102005061610A1 (de) * 2005-12-21 2007-07-05 Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg Verfahren und Vorrichtung zum Steuern der Schließbewegung eines Karosseriebauteils für Fahrzeuge
WO2009011275A1 (fr) * 2007-07-13 2009-01-22 Toyota Boshoku Kabushiki Kaisha Mécanisme de libération de verrou
US8068959B2 (en) * 2007-08-07 2011-11-29 Ford Global Technologies, Llc Vehicle door active and passive control device
DE102008064570A1 (de) * 2008-12-19 2010-06-24 Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg Vorrichtung und Verfahren zum Steuern der Bewegung eines sowohl motorisch als auch manuell bewegbaren Fahrzeugteils
JP6007745B2 (ja) * 2012-11-20 2016-10-12 アイシン精機株式会社 ドア駆動装置
US10337216B2 (en) 2014-01-02 2019-07-02 Strattec Power Access Llc Vehicle door
CN204826944U (zh) * 2014-02-14 2015-12-02 因特瓦产品有限责任公司 用于锁闩的致动器和车辆锁闩
JP5974026B2 (ja) * 2014-02-21 2016-08-23 シロキ工業株式会社 開閉体の駆動制御装置
US10344519B2 (en) 2017-04-11 2019-07-09 Ford Global Technologies Llc Vehicle power door system
CN109267859B (zh) * 2018-09-17 2020-09-04 杭州知桔科技有限公司 防误夹新能源汽车车门安全锁装置
CN109306696A (zh) * 2018-10-23 2019-02-05 马鞍山宏泰建材股份有限公司 方桩结构
CN111086385A (zh) * 2018-10-23 2020-05-01 伊利诺斯工具制品有限公司 翻盖组件及其翻盖的致动结构
US11680430B2 (en) * 2019-02-20 2023-06-20 Brose Schließsysteme GmbH & Co. Kommanditgesellschaft, Wuppertal Linear cinching spindle
DE102019218169A1 (de) * 2019-11-25 2021-05-27 Vitesco Technologies GmbH Aktuator für eine Seitentür eines Kraftfahrzeuges
KR102363859B1 (ko) * 2020-04-21 2022-02-17 주식회사 우보테크 차량용 전동식 도어래치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2833536A (en) * 1956-11-13 1958-05-06 Gen Motors Corp Power operated rear compartment actuator and lock assembly
US2898138A (en) * 1956-11-19 1959-08-04 Jervis Corp Power operated latch mechanism
GB1077146A (en) * 1963-10-12 1967-07-26 Isuzu Motors Ltd Door opening and closing mechanism and a vehicle incorporating the same
US3344554A (en) * 1964-10-05 1967-10-03 Isuzu Motors Ltd Door open-and-close mechanism
US3398484A (en) * 1965-06-04 1968-08-27 Katsumura Toru Car door actuator
US3343303A (en) * 1965-07-27 1967-09-26 Gen Motors Corp Vehicle body deck lid operating system
JPS458562Y1 (fr) * 1967-03-16 1970-04-22
US3653154A (en) * 1970-02-11 1972-04-04 Power Car Door Corp Door actuator
US3989287A (en) * 1972-08-28 1976-11-02 Keystone Industries, Inc. Automotive vehicle door retarding and closing mechanism

Also Published As

Publication number Publication date
EP0078662A2 (fr) 1983-05-11
EP0078662A3 (en) 1984-08-15
JPH0112912B2 (fr) 1989-03-02
JPS5876669A (ja) 1983-05-09
DE3276382D1 (en) 1987-06-25
US4530185A (en) 1985-07-23

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